A 70-80 year old lady, currently managed for pulmonary embolism with Enoxaparin 40 mg daily, is found to have multiple pulmonary emboli. Her vitals are within normal limits. What would be the most appropriate next step?
A. Insert an IVC filter.
B. Switch to apixaban.
C. Switch to oral warfarin.
D. Increase Enoxaparin to therapeutic dose.
E. Start streptokinase infusion.
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